| /* |
| * |
| * Copyright 2015, Google Inc. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| */ |
| |
| #import <Foundation/Foundation.h> |
| |
| // TODO(jcanizales): Make the domain string public. |
| extern NSString *const kGRPCErrorDomain; |
| |
| // TODO(jcanizales): Make this public and document each code. |
| typedef NS_ENUM(NSInteger, GRPCErrorCode) { |
| GRPCErrorCodeCancelled = 1, |
| GRPCErrorCodeUnknown = 2, |
| GRPCErrorCodeInvalidArgument = 3, |
| GRPCErrorCodeDeadlineExceeded = 4, |
| GRPCErrorCodeNotFound = 5, |
| GRPCErrorCodeAlreadyExists = 6, |
| GRPCErrorCodePermissionDenied = 7, |
| GRPCErrorCodeUnauthenticated = 16, |
| GRPCErrorCodeResourceExhausted = 8, |
| GRPCErrorCodeFailedPrecondition = 9, |
| GRPCErrorCodeAborted = 10, |
| GRPCErrorCodeOutOfRange = 11, |
| GRPCErrorCodeUnimplemented = 12, |
| GRPCErrorCodeInternal = 13, |
| GRPCErrorCodeUnavailable = 14, |
| GRPCErrorCodeDataLoss = 15 |
| }; |
| |
| // TODO(jcanizales): This is conflating trailing metadata with Status details. Fix it once there's |
| // a decision on how to codify Status. |
| #include <grpc/grpc.h> |
| typedef struct grpc_status { |
| grpc_status_code status; |
| const char *details; |
| grpc_metadata_array metadata; |
| } grpc_status; |
| |
| @interface NSError (GRPC) |
| // Returns nil if the status is OK. Otherwise, a NSError whose code is one of |
| // GRPCErrorCode and whose domain is kGRPCErrorDomain. |
| + (instancetype)grpc_errorFromStatus:(struct grpc_status *)status; |
| @end |